Upper Cretaceous

Upper Cretaceous

[′əp·ər kri′tā·shəs]
(geology)
The late epoch of the Cretaceous period of geologic time, beginning about 90 million years ago.
References in periodicals archive ?
NORWEGIAN SEA Equinor's 6507/3-13 Snadd Outer Outer well was spudded on April 27, targeting the Upper Cretaceous Lysing Formation and Upper to Lower Cretaceous Lange Formation.
"A new oviraptorid dinosaur Gobiraptor minutus from the Upper Cretaceous Nemegt Formation is described here based on a single holotype specimen that includes incomplete cranial and postcranial elements.
Upper cretaceous stratigraphy of the well Giandri-I and its correlation with the Sulaiman and Kirthar Range, West Pakistan.
The Upper Cretaceous Qingshankou and Nenjiang formations are the most important source rocks [5], constituting 59% of total oil shale resources in China [6-7].
Summary: TEHRAN (FNA)- Predatory, bird-like theropod dinosaurs from the Upper Cretaceous of Spain and Canada all relied on a puncture-and-pull bite strategy to kill and consume their prey.
However, a recent teeth examination of Coelurosaurian dinosaurs or bird-like theropods from the Upper Cretaceous period - between 100.5 and 66 million years ago - hints at a completely different story.
numenhensi (Petters), and Ammobaculites coprolithiformis (Shwager), while Cushman [12] and others had earlier used many of these forms to note the Upper Cretaceous sediments from several areas of the USA.
The bones, estimated to be anywhere from 90 million to 84 million years old, were unearthed from the Upper Cretaceous Kashima Formation of the Yezo Group in Mikasa City, Hokkaido.
Sarir was found in 1961 by BP in an Upper Cretaceous formation (Fm).
Big quantities occur in Upper Cretaceous Mauddud limestones and Wara sandstones.
Additional production is possible from the Upper Cretaceous Shiranish Fm (27[degrees] API) and the Mid-Cretaceous Qamchuqa Fm.

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